import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
Vue.use(VueRouter)

const routes = [
  {path:'/',redirect:'/login'},
  {path:'/login',component:Login},
  {
    path:'/home',
    component:Home,
    redirect:'/welcome',
    children:[{
      path:'/welcome',
      component:Welcome
    }]
  }
]

const router = new VueRouter({
  routes
})

router.beforeEach((to,form ,next)=>{
  if(to.path=='/login') return next();
  const token = window.sessionStorage.getItem('token')
  if(!token) return next('/login')
  next()
})

export default router
